RANKING · 2020 CENSUS · 21 SHOWN OF 21

Largest Romanian population, New Jersey counties · 2020

New Jersey counties ranked by the number of residents who are Romanian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide.

Romanian Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPROMANIAN POPULATIONVS 2010

01Bergen County, NJNJ977,0262,673−22%

02Monmouth County, NJNJ651,0351,848+1%

03Ocean County, NJNJ673,7461,795+75%

04Middlesex County, NJNJ883,3351,542−38%

05Morris County, NJNJ524,2511,233+0%

06Essex County, NJNJ896,3791,142−25%

07Mercer County, NJNJ399,2891,051+3%

08Camden County, NJNJ535,799921−22%

09Burlington County, NJNJ481,439904−34%

10Hudson County, NJNJ735,033826−4%

11Passaic County, NJNJ531,624791+16%

12Somerset County, NJNJ356,486751−23%

13Union County, NJNJ601,863716−24%

14Sussex County, NJNJ148,063308+5%

15Warren County, NJNJ112,953281+15%

16Atlantic County, NJNJ278,657278−34%

17Gloucester County, NJNJ312,638237−44%

18Cape May County, NJNJ93,390200+130%

19Hunterdon County, NJNJ131,78180−80%

20Cumberland County, NJNJ157,14840−52%

21Salem County, NJNJ66,28021−72%

SHOWING 1–21 OF 21

Download CSV (full list, 21 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS